The Jilantai Salt Lake,located in the southwestern part of the Baotou-Jilantai Sunk Basin,has undergone three stages,that is,flowout lake,inland lake and salt lake.位于包头-吉兰泰断陷盆地西南部的吉兰泰盐湖，其发育过程大体经历了外泄湖、内陆湖与盐湖三个阶段。